55392481040 has 60 divisors (see below), whose sum is σ = 139456340964. Its totient is φ = 20452603392.

The previous prime is 55392481033. The next prime is 55392481057. The reversal of 55392481040 is 4018429355.

It can be written as a sum of positive squares in 6 ways, for example, as 3750827536 + 51641653504 = 61244^2 + 227248^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2035019 + ... + 2062058.

Almost surely, 2^55392481040 is an apocalyptic number.

It is an amenable number.

55392481040 is an abundant number, since it is smaller than the sum of its proper divisors (84063859924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55392481040 is a wasteful number, since it uses less digits than its factorization.

55392481040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4097116 (or 4097097 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 55392481040 in words is "fifty-five billion, three hundred ninety-two million, four hundred eighty-one thousand, forty".